| Patents for G11B 15 - Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (21,557) |
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| 05/12/1987 | CA1221765A1 Automatic record-lockout mechanism |
| 05/06/1987 | EP0220502A2 Error signal generator |
| 05/06/1987 | EP0220240A1 Edge guided magnetic tape tracking |
| 05/05/1987 | US4663687 Magnetic tape drive with improved tape to head compliance |
| 05/05/1987 | US4663681 Reel base driving mechanism |
| 05/05/1987 | US4663680 Mounting frame for microcassette changer |
| 05/05/1987 | US4663679 Tape address synchronizing apparatus for video tape recorder |
| 05/05/1987 | US4663678 System for writing and reading digital data interspersed with analog audio frequency data on magnetic recording tape |
| 05/05/1987 | US4663673 Apparatus for discriminating the recording mode of one of a plurality of recording modes and for reproducing the magnetically recorded video signal |
| 05/05/1987 | US4663573 Web feeding apparatus with web slowdown |
| 05/05/1987 | US4662049 Mechanism for joining tape leaders |
| 05/05/1987 | CA1221453A1 Apparatus for recording a video signal |
| 05/05/1987 | CA1221452A1 Method and apparatus for recording a digital information signal |
| 04/30/1987 | DE3636295A1 Control circuit for a twin-deck audio-tape system |
| 04/29/1987 | EP0219921A2 Magnetic-tape apparatus with at least two push buttons |
| 04/28/1987 | US4661941 Optical video or data tape record and playback apparatus |
| 04/28/1987 | US4661868 Cassette loading mechanism with malfunction preventing means |
| 04/28/1987 | US4661867 Cassette loading device and method |
| 04/28/1987 | US4661866 Switching mechanism for the tape deck of a magnetic-tape-cassette apparatus |
| 04/28/1987 | US4661865 Battery holder of single head minimum size cassette tape player |
| 04/28/1987 | US4661864 Magnetic recording and reproducing apparatus |
| 04/28/1987 | CA1221167A1 Improvements in apparatus for reproducing motion picture film photographic sound-tracks to correct reproduction errors and reduce noise |
| 04/23/1987 | WO1987002501A1 Circuit for generating brake pulses |
| 04/23/1987 | WO1987002500A1 Process for generating the head switching signal and the vertical synchronization signal in video recorders |
| 04/23/1987 | DE3536986A1 Actuating mechanism for the pinch roller in an audio reproduction apparatus |
| 04/23/1987 | DE3536984A1 Actuating arrangement for two pinch rollers in an audio reproduction apparatus with reverse operation |
| 04/22/1987 | EP0219303A2 Tracking control apparatus |
| 04/22/1987 | EP0219173A2 Measuring cassette with electrical measured-data transmission |
| 04/22/1987 | EP0219079A2 Device for keeping the tension of a moving tape at a constant level by a pneumatic drop in pressure |
| 04/22/1987 | EP0219041A2 Cassette loading mechanism of magnetic recording/reproducing apparatus |
| 04/22/1987 | EP0218835A2 Short return drive circuit for a dictation apparatus |
| 04/22/1987 | CN86105202A Recording and/or playback unit |
| 04/22/1987 | CN86104629A Magnetic tape cassette loading system in recording and/or reproducing apparatus |
| 04/21/1987 | US4660188 Recording and playback arrangement |
| 04/21/1987 | US4660116 Video tape cassette with internal tape erasing means |
| 04/21/1987 | US4660109 Mechanism for actuating the recording switch of a magnetic-tape apparatus |
| 04/21/1987 | US4659227 Alignment apparatus |
| 04/21/1987 | CA1220857A1 Magnetic-tape-cassette apparatus and magnetic-head unit for use in such apparatus |
| 04/21/1987 | CA1220856A1 Portable electronic video recording system |
| 04/21/1987 | CA1220854A1 System for reproducing information signals on a magnetic tape |
| 04/15/1987 | EP0218265A2 Device for aligning and feeding magnetic-tape cassettes in a supply device to a machine for loading magnetic-tape cassettes |
| 04/15/1987 | EP0217853A1 Method and apparatus for vending |
| 04/15/1987 | CN85107390A Tape cassette |
| 04/15/1987 | CN85101470A Carboxyalkenamidocephalosporins |
| 04/14/1987 | US4658310 System for moving a pinch roller in a recording and/or reproducing apparatus |
| 04/14/1987 | US4658309 Tracking controlling apparatus |
| 04/14/1987 | US4657136 Receptacle for memory cassette |
| 04/14/1987 | CA1220550A1 Magnetic tape recording device |
| 04/14/1987 | CA1220548A1 Method and apparatus for recording a digital information signal |
| 04/09/1987 | WO1987002171A1 Rotary head assembly |
| 04/08/1987 | EP0217600A2 Apparatus for recording a plurality of information signals representative of broadcast programs |
| 04/08/1987 | EP0217159A2 Aldehydes, acetals, alcohols and ethers with 3-methyl or 3,5-dimethylbenzyl groups, their preparation and their use as fragrance compounds |
| 04/08/1987 | EP0216806A1 Circuit Device used as an Interface between a Computer and an Accessory Device. |
| 04/08/1987 | EP0113784B1 Friction drive of tape recorders |
| 04/07/1987 | US4656655 Remote control adapter of electric equipment using telephone lines |
| 04/07/1987 | US4656552 Cam driven actuating mechanism for a tape player |
| 04/07/1987 | US4656551 For preventing unauthorized use |
| 04/07/1987 | US4656541 Front loading cartridge activated clamp and eject mechanism |
| 04/07/1987 | US4656540 Magnetic tape loading and feeding apparatus |
| 04/07/1987 | US4656539 Method and apparatus with improved tracking control for recording a digital signal |
| 04/07/1987 | US4656537 High speed reproduction method and apparatus |
| 04/07/1987 | US4656536 Apparatus for recording and reproducing identification words on a helically scanned tape |
| 04/07/1987 | US4656534 Anti-adhesion device for magnetic tape drive |
| 04/07/1987 | US4656530 Method and apparatus for servo-control of tape tension in high speed tape transporter |
| 04/07/1987 | US4656529 Video signal recording apparatus |
| 04/07/1987 | US4656321 Three position switch and switching device for a magnetic-tape-cassette apparatus |
| 04/07/1987 | CA1220270A1 Servo control system using a varying frequency servo pattern for read/write head positioning in a magnetic recording disk file |
| 04/01/1987 | EP0216293A2 Process for recording a signal on a magnetic tape |
| 04/01/1987 | EP0216087A2 Control device for an audio tape apparatus |
| 04/01/1987 | EP0127657B1 Cleaning cassette |
| 04/01/1987 | EP0121572B1 Tape reader |
| 04/01/1987 | CN86106446A Tape recorder mode selector device |
| 03/31/1987 | US4654740 Magnetic tape cassette with tape reel assembly having floating reel hub |
| 03/31/1987 | US4654731 VCR cassette transport mechanism with mechanical overload protection |
| 03/31/1987 | US4654730 Tape cassette apparatus with helical spring cassette holder drive |
| 03/31/1987 | US4654729 Cassette cover opening mechanism |
| 03/31/1987 | US4654727 Videocassette handling and sequencing system |
| 03/31/1987 | US4653704 Automatic loading horizontal type of open-reel magnetic tape drive unit |
| 03/31/1987 | US4653616 Damper |
| 03/31/1987 | CA1219949A1 Tape driving system for a magnetic transfer apparatus |
| 03/26/1987 | WO1987001894A1 Still reproduction control circuit |
| 03/25/1987 | EP0215663A2 Tape cassette loading and unloading apparatus having a lock mechanism |
| 03/25/1987 | EP0215627A2 Auto-reverse tape recording apparatus |
| 03/25/1987 | EP0215608A2 Cassette tape recorders |
| 03/25/1987 | EP0215234A1 Phase control method for video recorder motors |
| 03/25/1987 | EP0215199A2 Device for coupling and decoupling control elements in a video magnetic tape apparatus |
| 03/24/1987 | US4652948 Automatic tape loading type recording and/or reproducing apparatus |
| 03/24/1987 | US4652947 Rotary encoder |
| 03/24/1987 | US4652946 Fast deploying tape transport |
| 03/18/1987 | CN86103484A Magnetic tape recording and/or reproducing apparatus with rotary head assembly |
| 03/17/1987 | US4651250 Operating lever apparatus |
| 03/17/1987 | US4651249 Magnetic head having a step-shaped gap |
| 03/17/1987 | US4651241 Pulse generator in storage drives |
| 03/17/1987 | US4651239 Method and apparatus for recording a digital information signal |
| 03/12/1987 | WO1987000381A3 Method and device for the electronic processing of stored video signals |
| 03/12/1987 | DE3531943A1 Recorder for a cassette |
| 03/11/1987 | EP0214041A2 Cassette type recording and/or reproducing apparatus |
| 03/11/1987 | EP0213937A2 Apparatus for recording an information signal |
| 03/11/1987 | EP0213731A1 Index signal detecting system |
| 03/11/1987 | EP0213703A2 Magnetic tape system with command prefetch means |